Properties of parallelogram, rectangle, square & circles.
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1 parallelogram -
opposite sides are parallel
consecutive angles are supplementary
each diagonal separates it I to two congruent triangles
opposite sides are equal
2 square -
it is a type of parallelogram with all sides equal and parallel
all angles are 90°
diagonals bisect at 90°
diagonals are equal
3 rectangle
opposite sides are equal and parallel
diagonals are equal
quadrilateral with four right angles
Its centre is equidistant from its vertices
4 circle
the radius of the circle is half the diameter
there are infinite points on a circle
opposite sides are parallel
consecutive angles are supplementary
each diagonal separates it I to two congruent triangles
opposite sides are equal
2 square -
it is a type of parallelogram with all sides equal and parallel
all angles are 90°
diagonals bisect at 90°
diagonals are equal
3 rectangle
opposite sides are equal and parallel
diagonals are equal
quadrilateral with four right angles
Its centre is equidistant from its vertices
4 circle
the radius of the circle is half the diameter
there are infinite points on a circle
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